| Value | Category | Cases | |
|---|---|---|---|
| 1 | Level 1 | 130 |
46.9%
|
| 2 | Level 2 | 84 |
30.3%
|
| 3 | Level 3 or more | 24 |
8.7%
|
| 6 | No level | 39 |
14.1%
|
| 11 | .M | 365 |